Ketamine

High school (ages 12+)
Human Body

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/ketamine

1. What is the chemical class?
2. What is the enantiomers?
3. What is ketamine and how does it help people who are very sick or sad?
4. Why does ketamine keep people breathing on their own when it is used as an anesthetic?

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the chemical class?Cyclohexanone derivative
2. What is the enantiomers?S-ketamine (esketamine) and R-ketamine (arketamine)
3. What is ketamine and how does it help people who are very sick or sad?Ketamine is a medicine that can help people feel better when they are very sick or sad. It is used as an anesthetic to relieve pain and also as a fast‑acting treatment for depression.
4. Why does ketamine keep people breathing on their own when it is used as an anesthetic?Ketamine keeps breathing and airway reflexes working, so doctors can use it safely in emergencies and in children.

Enantiomers: Molecules that are mirror images of each other, like left and right hands, with potentially different effects.
Glutamatergic Neurotransmission: The process of communication between nerve cells using the neurotransmitter glutamate.
Synaptic Plasticity: The ability of synapses, the connections between neurons, to strengthen or weaken over time.
Bronchodilation: The widening of the airways in the lungs, making it easier to breathe.